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  1. /*
  2.  * This file is part of FFmpeg.
  3.  *
  4.  * FFmpeg is free software; you can redistribute it and/or
  5.  * modify it under the terms of the GNU Lesser General Public
  6.  * License as published by the Free Software Foundation; either
  7.  * version 2.1 of the License, or (at your option) any later version.
  8.  *
  9.  * FFmpeg is distributed in the hope that it will be useful,
  10.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12.  * Lesser General Public License for more details.
  13.  *
  14.  * You should have received a copy of the GNU Lesser General Public
  15.  * License along with FFmpeg; if not, write to the Free Software
  16.  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  17.  */
  18.  
  19. #ifndef AVUTIL_CPU_INTERNAL_H
  20. #define AVUTIL_CPU_INTERNAL_H
  21.  
  22. #include "cpu.h"
  23.  
  24. #define CPUEXT_SUFFIX(flags, suffix, cpuext)                            \
  25.     (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext))
  26.  
  27. #define CPUEXT_SUFFIX_FAST(flags, suffix, cpuext)                       \
  28.     (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext) && \
  29.      !((flags) & AV_CPU_FLAG_ ## cpuext ## SLOW))
  30.  
  31. #define CPUEXT_SUFFIX_SLOW(flags, suffix, cpuext)                       \
  32.     (HAVE_ ## cpuext ## suffix && ((flags) & AV_CPU_FLAG_ ## cpuext) && \
  33.      ((flags) & AV_CPU_FLAG_ ## cpuext ## SLOW))
  34.  
  35. #define CPUEXT(flags, cpuext) CPUEXT_SUFFIX(flags, , cpuext)
  36. #define CPUEXT_FAST(flags, cpuext) CPUEXT_SUFFIX_FAST(flags, , cpuext)
  37. #define CPUEXT_SLOW(flags, cpuext) CPUEXT_SUFFIX_SLOW(flags, , cpuext)
  38.  
  39. int ff_get_cpu_flags_aarch64(void);
  40. int ff_get_cpu_flags_arm(void);
  41. int ff_get_cpu_flags_ppc(void);
  42. int ff_get_cpu_flags_x86(void);
  43.  
  44. #endif /* AVUTIL_CPU_INTERNAL_H */
  45.